465 results
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... Central diabetes insipidus ... Nephrogenic diabetes insipidus ... Differential #Diagnosis #Causes ... #nephrology #sodium
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... water loss, Serum Sodium ... kg • Diabetes Insipidus ... Hypernatremia #Nephrology ... Diagnosis #Algorithm #Causes
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Algorithm - Diabetes Insipidus ... Management #Algorithm #Sodium ... #nephrology #insipidus
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Central Diabetes Insipidus ... Nephrogenic Diabetes Insipidus ... Diagnosis #Algorithm #causes ... #nephrology
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Insensible losses Sodium ... Central Diabetes Insipidus ... Nephrogenic Diabetes Insipidus ... Diagnosis #Table #Causes
#visualabstract #nephrology #copeptin #diabetesinsipidus #NEJM
A Copeptin based approach to diagnose Diabetes insipidus
visualabstract #nephrology ... diagnose Diabetes insipidus
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
Classification of Diabetes Insipidus ... neurogenic diabetes insipidus ... uropathy, Metabolic causes ... #Diabetes #Insipidus ... Classification #Types #Nephrology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... Central Diabetes Insipidus ... Nephrogenic Diabetes Insipidus ... #Polyuria #Nephrology ... Diagnosis #Algorithm #Causes
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
cell epithelial sodium ... of epithelial sodium ... Nephrogenic diabetes insipidus ... Defects #Kidney #Nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Euvolemic: Diabetes insipidus ... Workup #Algorithm #nephrology ... #sodium